Science

Friday, 24 April 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Silver
Attempts are being made to create a silver membrane that would separate oxygen from air, taking advantage of the fact that oxygen is easily absorbed by silver.
NASA
The most memorable mission of Project Mercury was Freedom 7.
The liftoff took place on May 5th, 1961. It allowed Alan Shepard Jr. to go down in history as the fi ...
Graphene
Another potential area of application of graphene is materials engineering.
Very high-quality graphene could be combined with other materials, e.g. rubber or plastics, which wo ...
Graphene
Graphene was successfully isolated and characterized in 2004 by Andrei Geim and Konstantin Novoselov from the University of Manchester.
They isolated layers of graphene from graphite using ordinary adhesive tape. They placed a graphite ...
Milky Way
Until 1920, most astronomers believed that the Milky Way contained all the stars in the universe.
Only observations made by Edwin Hubble made humanity realize that it is only one of many galaxies.
NASA
In the case of finding life on other planets, NASA established an Office of Planetary Protection.
Nicotine
Nicotine is well absorbed through the skin.
This fact is used in the fight against smoking addiction by using patches soaked in it. There are ca ...
Graphene
The Koreans are currently the most advanced in the industrial production of graphene.
Graphene can be used to produce new types of screens (touch or liquid crystal), solar panels, and co ...
NASA
The Space Shuttle program launched on April 12th, 1981, was the fourth crewed program in NASA's history.
It launched a total of 135 missions and was the first program to reuse a spacecraft. Its main goal w ...
Liver
The 10% of the liver is fat.
Exceeding that amount, which is called a fatty liver, may lead to type 2 diabetes, in consequence.